{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "manufacturing standard", "concept or principle", "process parameter", "enabling technology", "material"], "input": "The frequent defects that are produced in components during the WAAM process using different alloys are characterized including deformity , porosity , and cracking ."}
{"machine or equipment": ["components"], "manufacturing standard": [], "concept or principle": ["defects", "process", "cracking"], "process parameter": [], "enabling technology": [], "material": ["alloys"]}